Netherlands competed at the 2015 World Aquatics Championships in Kazan, Russia from 24 July to 9 August 2015.

Dutch divers qualified for the individual spots and the synchronized teams at the World Championships.

[1][2] Netherlands fielded a full team of three swimmers to compete in the open water marathon.

[1] Dutch swimmers have achieved qualifying standards in the following events (up to a maximum of 2 swimmers in each event at the A-standard entry time, and 1 at the B-standard):[3] Swimmers must qualify at the 2015 KNZB Challenge Cup in Alkmaar (for pool events) to confirm their places for the Worlds.

The Dutch team nominated fifteen swimmers (six men and nine women) to compete at the Worlds, including two-time Olympic champion Ranomi Kromowidjojo in the sprint freestyle events (50 and 100 m).